feat(frontend/MkUrlPreview): oEmbedのサポート (#10306)

* feat(frontend/MkUrlPreview): oEmbedのサポート

* Update CHANGELOG.md

* Update CHANGELOG.md

* Update CHANGELOG.md

* playerとoEmbedの統合

* Update CHANGELOG.md

* loading=lazyはここでは不要

* border: 0

* プレビュー直後にautoplayできる機能の復旧

* add test

* refactor test

* explain about cache

* expandPreviewはもう使わない

* summaly v4

* update summaly

* scrolling=no to fix pixiv

---------

Co-authored-by: tamaina <tamaina@hotmail.co.jp>

packages/frontend/test/init.ts

@@ -1,4 +1,8 @@
 import { vi } from 'vitest';
+import createFetchMock from 'vitest-fetch-mock';
+
+const fetchMocker = createFetchMock(vi);
+fetchMocker.enableMocks();
 
 // Set i18n
 import locales from '../../../locales';